Dim FSO As Scripting.FileSystemObject
Dim SourceFolder As Scription.Folder
Dim FileItem As Scripting.File
Set FSO = New Scription.FileSystemObject
Set SourceFolder = FSO.GetFolder("C:\Path\to\directory")
For Each FileItem In SourceFolder.Files
Me.cmbBox.AddItem(FileItem.Name)
Next FileItem